Home / 19,352.10-26,708.10-10,856.49

Finding the Fourth Proportional to 19,352.10, 26,708.10 and 10,856.49

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Solution

The fourth proportional to 19,352.10, 26,708.10 and 10,856.49 is: 14,983.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.10 : 26,708.10 = 10,856.49 : x
  2. Step 2: Convert to fraction form
    19,352.10/26,708.10 = 10,856.49/x
  3. Step 3: Cross multiply
    19,352.10x = 26,708.10 × 10,856.49
  4. Step 4: Simplify right side
    19,352.10x = 289,956,220.57
  5. Step 5: Solve for x
    x = 289,956,220.57/19,352.10
  6. Step 6: Final answer
    x = 14,983.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.